Ключевые слова: ball, big, color, colorful, connection, danger, emergency, equipment, extinguish, extinguisher, faucet, fire, fittings, high, hydrant, industrial, industry, isolated, machine, metal, object, off, outdoor, outside, part, pipe, plug, power, pressure, protect, protection, red, rescue, rough, safe, safety, screw, security, shut, sprinkler, steel, surface, system, tap, technology, valve, valves, wall, water, white,